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Having a swaying, rolling, or back-and-forth movement; used for rocking. Rocking shaft. (Mach.) See Rock shaft.

A chair mounted on rockers, in which one may rock.

The figure of a horse, mounted upon rockers, for children to ride.

A stone, often of great size and weight, resting upon another stone, and so exactly poised that it can be rocked, or slightly moved, with but little force.

A child's rocking-horse. Ride a cockhorse to Banbury cross. Mother Goose.

the attraction urges them. They collide, they recoil, they oscillate. Tyndall. No longer rocking and swaying, but clashing and colliding. Carlyle.

A tool used in mezzotint engraving, which, by a rocking motion, raises burrs on the surface of the plate, so preparing the ground.

a low tone; to murmur softly. Here an old grandmother was crooning over a sick child, and rocking it to and fro. Dickens.

A rocking or balanced stone. Gwill.

To amble fast, causing a rocking or swaying motion of the body; to pace; -- said of a horse. Fuller.

To move as in a cradle; hence, to put to sleep by rocking; to still; to quiet. "Sleep rock thy brain." Shak.

reciprocating motion, as in the valve gear of some steam engines; -- called also rocker, rocking shaft, and way shaft.

Any implement or machine working with a rocking motion, as a trough mounted on rockers for separating gold dust from gravel, etc., by agitation in water.

n into a stream so that its branches project above the surface, rising and falling with a rocking or swaying motion in the current. [U.S.]

The three-beared rocking, or whistlefish. [Prov. Eng.]

The act of stumbling, rocking, or rolling; a reeling. Quain.